Protective grip for a writing instrument



FIG. 1 is an upper front right perspective view of a protective grip for a writing instrument showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top plan view thereof.

The stippled shading represents a surface texture. 

The ornamental design for a protective grip for a writing instrument, as shown and described. 